Bug fix io1 storage doesn't support Burst Balance
Bug fix
io1 storage doesn't support Burst Balance

mackerelio/mackerel-agent-plugins,mackerelio/mackerel-agent-plugins,hiroakis/mackerel-agent-plugins,xorphitus/mackerel-agent-plugins,xorphitus/mackerel-agent-plugins,y-kuno/mackerel-agent-plugins,hiroakis/mackerel-agent-plugins,y-kuno/mackerel-agent-plugins,mackerelio/mackerel-agent-plugins,ariarijp/mackerel-agent-plugins,hiroakis/mackerel-agent-plugins,y-kuno/mackerel-agent-plugins,xorphitus/mackerel-agent-plugins,xorphitus/mackerel-agent-plugins,mackerelio/mackerel-agent-plugins,ariarijp/mackerel-agent-plugins,y-kuno/mackerel-agent-plugins,ariarijp/mackerel-agent-plugins,ariarijp/mackerel-agent-plugins,hiroakis/mackerel-agent-plugins